By Admin / 27 Oct 22 /0Sharhi ONU's LAN (cibiyar yanki na gida) Menene LAN? LAN na nufin Cibiyar Sadarwar Yanki. LAN tana wakiltar yankin watsa shirye-shirye, wanda ke nufin cewa duk membobi na LAN zasu karɓi fakitin watsa shirye-shiryen da kowane memba ya aiko. Membobin LAN na iya magana da juna kuma suna iya tsara nasu hanyoyin don kwamfutoci daga masu amfani daban-daban don yin magana da kowane o... Kara karantawa By Admin / 26 Oktoba 22 /0Sharhi WLAN Data Link Layer Ana amfani da Layer mahada na WLAN azaman maɓallin maɓalli don watsa bayanai. Don fahimtar WLAN, kuna buƙatar saninsa dalla-dalla. Ta hanyar bayani masu zuwa: A cikin ka'idar IEEE 802.11, MAC sublayer ta ƙunshi hanyoyin samun damar kafofin watsa labarai na DCF da PCF: Ma'anar DCF: Rarraba... Kara karantawa By Admin / 25 Oktoba 22 /0Sharhi WLAN jiki Layer PHY PHY, Layer na zahiri na IEEE 802.11, yana da tarihin ci gaban fasaha da ƙa'idodin fasaha: IEEE 802 (1997) Fasahar daidaitawa: watsa infrared na FHSS da DSSS Ƙwararren mitar aiki: aiki a cikin mitar mitar 2.4GHz (2.42.4835GHz, 83.5MHZ a cikin duka ... Kara karantawa By Admin / 24 Oct 22 /0Sharhi Sharuɗɗan WLAN Akwai sunaye da yawa da ke cikin WLAN. Idan kuna buƙatar zurfin fahimtar wuraren ilimin WLAN, kuna buƙatar yin cikakken bayani na ƙwararru akan kowane batu na ilimi don ku sami sauƙin fahimtar wannan abun cikin nan gaba. Tashar (STA, a takaice). 1). Tashar (point), al... Kara karantawa By Admin / 23 Oktoba 22 /0Sharhi Rahoton da aka ƙayyade na WLAN Ana iya siffanta WLAN a cikin ma’ana mai faɗi da ƙunƙunciyar hankali: Ta hanyar ma’ana mai ma’ana, muna ma’anarsu da nazarin WLAN a cikin ma’ana mai faɗi da ƙunci. A cikin faffadar ma'ana, WLAN wata hanyar sadarwa ce da aka yi ta hanyar maye gurbin wasu ko duk na'urorin watsawa na LAN da aka yi amfani da su da igiyoyin rediyo, irin su infrared, l... Kara karantawa By Admin / 22 Oktoba 22 /0Sharhi Taurari a cikin Modulation na Dijital Constellation shine ainihin ra'ayi a cikin ƙirar dijital. Lokacin da muka aika sigina na dijital, yawanci ba mu aika 0 ko 1 kai tsaye ba, amma da farko muna samar da rukuni na sigina 0 da 1 (bits) bisa ga ɗaya ko da yawa. Misali, kowane rago biyu suna kafa kungiya, wato 00, 01, 10, da 11. Akwai jihohi hudu... Kara karantawa << < A baya22232425262728Na gaba >>> Shafi na 25/76